54336431 has 2 divisors, whose sum is σ = 54336432. Its totient is φ = 54336430.

The previous prime is 54336427. The next prime is 54336449. The reversal of 54336431 is 13463345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54336431 - 2² = 54336427 is a prime.

It is a super-2 number, since 2×54336431² = 5904895467635522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 54336394 and 54336403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54336481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27168215 + 27168216.

It is an arithmetic number, because the mean of its divisors is an integer number (27168216).

Almost surely, 2^54336431 is an apocalyptic number.

54336431 is a deficient number, since it is larger than the sum of its proper divisors (1).

54336431 is an equidigital number, since it uses as much as digits as its factorization.

54336431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 29.

The square root of 54336431 is about 7371.3249148304. The cubic root of 54336431 is about 378.7596469203.

Adding to 54336431 its reverse (13463345), we get a palindrome (67799776).

The spelling of 54336431 in words is "fifty-four million, three hundred thirty-six thousand, four hundred thirty-one".